Wristwatch



FIG. 1 is a perspective view of the front and one side of a half of a wristwatch showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is an end view of one end thereof;

FIG. 4 is an end view of an opposite end thereof;

FIG. 5 is a side view of said one side thereof;

FIG. 6 is a side view of an opposite side thereof;

FIG. 7 is a perspective view of the rear and one side of the opposite half thereof; and,

FIG. 8 is a rear elevational view thereof. 

The ornamental design for a wristwatch, as shown and described. 